Table 5.
Significant results of the second block (step-wise method) of the multiple regression analysis for prediction of neuropsychological test scores by clinical and psychological variables in FMS patients.
| M | Predictors | β | r2 | Δr2 | F | t | p | ||
|---|---|---|---|---|---|---|---|---|---|
| ROCF | Copy total correct marks | 1 | Current pain (MPQ) | -0.33 | 0.34 | 0.10 | -3.13 | 10.06 | 0.003 |
| Reproduction total correct marks | 1 | Current pain (MPQ) | -0.35 | 0.15 | 0.13 | -2.90 | 9.96 | 0.005 | |
| Copy execution time | 1 | Self-esteem (SS) | -0.36 | 0.33 | 0.13 | -3.47 | 13.05 | 0.001 | |
| 2 | Self-esteem (SS) | -0.26 | 0.36 | 0.04 | -2.26 | 4.03 | 0.027 | ||
| Trait anxiety (STAI) | 0.24 | 2.12 | 0.038 | ||||||
| Reproduction execution time | 1 | Alexithymia (TAS-20) | 0.36 | 0.37 | 0.12 | 3.48 | 12.13 | 0.001 | |
| ZMT | Total correct responses | 1 | Total pain (MPQ) | -0.29 | 0.25 | 0.08 | -2.69 | 7.21 | 0.009 |
| Execution time version 2 | 1 | Self-esteem (SS) | -0.43 | 0.28 | 0.16 | -3.90 | 3.79 | <0.001 | |
| 2 | Self-esteem (SS) | -0.33 | 0.35 | 0.17 | -2.86 | 15.23 | 0.006 | ||
| Current pain (MPQ) | 0.31 | 2.70 | 0.009 | ||||||
| Mistakes version 1 | 1 | Sensorial pain (MPQ) | 0.27 | 0.22 | 0.07 | 2.47 | 6.08 | 0.017 | |
| R-SAT | Correct responses (short items) | 1 | Self-esteem (SS) | 0.35 | 0.19 | 0.13 | 3.02 | 10.29 | 0.004 |
| Mistakes (long items) | 1 | Depression (BDI) | 0.34 | 0.06 | 0.10 | 2.72 | 6.92 | 0.008 | |
| Mistakes (face items) | 1 | Catastrophizing (CSQ) | 0.42 | 0.13 | 0.17 | 3.57 | 12.75 | 0.001 | |
| List B (interference control) | 1 | Self-esteem (SS) | 0.32 | 0.15 | 0.15 | 7.29 | 2.70 | 0.009 | |
| TAVEC | Recognition false positives | 1 | Catastrophizing (CSQ) | 0.39 | 0.13 | 0.16 | 3.34 | 12.27 | 0.001 |
| 2 | Catastrophizing (CSQ) | 0.31 | 0.18 | 0.07 | 2.61 | 5.67 | 0.011 | ||
| Self-esteem (SS) | -0.28 | -2.25 | 0.028 | ||||||
| Recognition omission errors | 1 | Emotional pain (MPQ) | 0.43 | 0.22 | 0.16 | 3.62 | 13.13 | 0.001 | |
| 2 | Emotional pain (MPQ) | 0.32 | 0.25 | 0.05 | 2.53 | 4.07 | 0.014 | ||
| Self-esteem (SS) | -0.25 | -2.01 | 0.048 | ||||||
| Recognition correct responses | 1 | Emotional pain (MPQ) | -0.43 | 0.22 | 0.16 | -3.62 | 13.12 | 0.001 | |
| 2 | Emotional pain (MPQ) | -0.32 | 0.26 | 0.05 | -2.52 | 4.18 | 0.014 | ||
| Self-esteem (SS) | 0.25 | 2.04 | 0.045 | ||||||
| Discrimination score | 1 | Self-esteem (SS) | 0.44 | 0.27 | 0.19 | 3.99 | 17.26 | <0.001 | |
| TMT | Execution time 1 (visual scanning) | 1 | Negative affect (PANAS) | 0.32 | 0.09 | 0.10 | 2.68 | 7.21 | 0.009 |
| Execution time 2 (number sequence) | 1 | Current pain (MPQ) | 0.40 | 0.42 | 0.14 | 4.05 | 15.99 | <0.001 | |
| 2 | Current pain (MPQ) | 0.30 | 0.48 | 0.06 | 2.96 | 6.85 | 0.004 | ||
| Self-esteem (SS) | -0.29 | -2.90 | 0.005 | ||||||
| 3 | Current pain (MPQ) | 0.30 | 0.51 | 0.04 | 3.08 | 4.79 | 0.003 | ||
| Self-esteem (SS) | -0.28 | -2.36 | 0.022 | ||||||
| Alexithymia (TAS-20) | 0.20 | 2.09 | 0.041 | ||||||
| Execution time 3 (letter sequence) | 1 | Current pain (MPQ) | 0.43 | 0.37 | 0.13 | 4.22 | 12.88 | <0.001 | |
| 2 | Current pain (MPQ) | 0.41 | 0.48 | 0.12 | 4.37 | 14.06 | <0.001 | ||
| Alexithymia (TAS-20) | 0.36 | 3.73 | <0.001 | ||||||
| 1 | Alexithymia (TAS-20) | 0.38 | 0.41 | 0.13 | 3.73 | 13.92 | <0.001 | ||
| Execution time 4 (switching) | 2 | Alexithymia (TAS-20) | 0.28 | 0.42 | 0.05 | 2.62 | 5.74 | 0.010 | |
| Positive affect (PANAS) | -0.24 | -2.40 | 0.020 | ||||||
| 1 | Self-esteem (SS) | -0.38 | 0.22 | 0.13 | -3.35 | 3.15 | 0.001 | ||
| Execution time 5 (motor speed) | 2 | Self-esteem (SS) | -31 | 0.26 | 0.10 | -2.72 | 7.94 | 0.009 | |
| State anxiety (STAI) | 0.24 | 2.09 | 0.041 | ||||||
| Sequence mistakes | 1 | Catastrophizing (CSQ) | 0.31 | 0.07 | 0.10 | 2.60 | 6.74 | 0.012 | |
| 1 | Self-esteem (SS) | -0.41 | 0.16 | 0.06 | -3.43 | 1.21 | 0.001 | ||
| Set loss mistakes | 2 | Self-esteem (SS) | -0.31 | 0.20 | 0.15 | -2.54 | 11.74 | 0.014 | |
| Current pain (MPQ) | 0.26 | 2.09 | 0.041 | ||||||
| Time out mistakes | 1 | Alexithymia (TAS-20) | 0.36 | 0.32 | 0.25 | 3.27 | 6.97 | 0.002 | |
| 2 | Alexithymia (TAS-20) | 0.33 | 0.39 | 0.15 | 3.23 | 7.72 | 0.002 | ||
| Current pain (MPQ) | 0.29 | 2.81 | 0.007 | ||||||
Model (M), standardized β, adjusted r2, change in r2 (Δr2), F, t, and p are indicated. Results of the first block, which served to control for the effects of age, education and BMI are not reported.